Recently, two single-digit domain name transactions with the .io suffix have caused quite a stir in the domain name circle. The 7.io domain name was successfully traded at a price of $150,000, and the 0.io domain name was traded at a price of 3 BTC (125,000 US dollars).

.io is the abbreviation of British Indian Ocean Territory, and it is also a domain name suffix used by Internet companies. It is widely selected and used by Internet companies and entrepreneurs because of its inherent Internet interface properties.